Manual 37615C
SPM-D2-10 - Synchronizing Unit
Page 14/68
© Woodward
Reference Point
≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡
0
Reference point
Figure 4-5: Reference point
Terminal
Description
A
max
0
Reference point: Neutral point of the three-phase system (3Ph4W) or
neutral terminal of the voltage transformer (Measuring reference
point);
with three-conductor systems (3Ph3W), do not connect
Sold.lug
Power Supply
≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡
24 Vdc (+/-25 %)
1
2
24 Vdc
0 Vdc
Power supply
Standard
Figure 4-6: Power supply (24 Vdc)
Terminal
Description
A
max
Standard
1
+24 Vdc, 10 W
2.5 mm²
2
0 V reference potential
2.5 mm²
Figure 4-7: Power supply (90 to 250 Vac and 120 to 375 Vdc,
N
&
XN Packages
)
Terminal
Description
A
max
N
&
XN Packages
- wide range power supply
25
90 to 250 Vac / 120 to 375 Vdc, max. 10 W
2.5 mm²
27
PE
2.5 mm²
29
0 Vac
2.5 mm²
Wide-range power supply
29
27
25
PE
+/L
Power supply
-/N
90 to 250 Vac / 120 to 375 Vdc
